For a first order reaction `t_(0.75)` is `1386 s`. Therefore, the specific rate constant is

For a first order reaction, t_(0.75) is 1386 seconds, then the specific rate constant in sec^(-1) is

For first order reaction t_(0.75) is 138.6 sec. Its specific rate constant is (in s^(-1) )

For a first order reaction t_0.75 is 277.2sec. Its specific rate constant in s^-1 is -:

Half the period of a first order reaction is 1386 seconds . The specific rate constant of the reaction is :

Half life period of a first order reaction is 1386 seconds. The specific rate constant of the reaction is :

Half-life period of a first-order reaction is 1386 seconds. The specific rate constant of the reaction is